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Individual Calculations April 2018 |
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| Guz, Ari Total change: -49.60 | |   |
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| Nat. Ch. Quarterfinal 2018 Herzliya | Herzliya | ISR | 2018-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1934 | 1780 | 2.50 | 8 | 0.02 | 40 | 0.80 | |
|  Zemach, Roee | | | 1975 | ISR | 0.50 | 1 | 0.25 | 40 | 10.00 | |  Hayohamo, Raz | | | 1866 | ISR | 1.00 | 1 | 0.62 | 40 | 24.80 | | | Solomon, Asif | | | 2034 | ISR | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Lavi, Idan | | | 2101 | ISR | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Calabrese, Gabriel | | | 2022 | ISR | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Greiver, Alejandro | | | 1796 | URU | 1.00 | 1 | 0.52 | 40 | 20.80 | | | Ben Ari, Yannay | | | 1965 | ISR | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Gradenwitz, Oded | | | 1714 | ISR | 0.00 | 1 | -0.59 | 40 | -23.60 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Israel Youth Championship Final 2018 U14 | Hakfar Hayarok | ISR | 2018-03-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1681 | 1799 | 4.50 | 9 | -1.26 | 40 | -50.40 | |
| | Cohen Revivo, Shoham | | | 2199 * | ISR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Gleizer, Adar | | | 1501 | ISR | 0.50 | 1 | -0.35 | 40 | -14.00 | | | Zaromb, Charles Irving | | | 1471 | ISR | 0.00 | 1 | -0.87 | 40 | -34.80 | | | Gefen, Itamar | | | 1722 | ISR | 0.50 | 1 | -0.11 | 40 | -4.40 | | | Yefroimsky, Adi | | | 1485 | ISR | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Bronstein, Paz | | | 1651 | ISR | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Neiman, Maks | | | 1910 | ISR | 0.50 | 1 | 0.15 | 40 | 6.00 | | | Verny, David | | | 1787 | ISR | 0.00 | 1 | -0.52 | 40 | -20.80 | | | Zoabi, Jihad | | | 1399 * | ISR | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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